Bono argued that if we used transparency -- which tackles corruption like nothing else -- and technology, we can get closer to the "Zero Zone, " where extreme poverty is virtually eliminated by 2028.
The European Central Bank also on Thursday said it has reduced its economic growth forecast for the Euro zone, predicting zero growth in 2013 from its previous forecast of 0.3% growth.
On Wednesday he announced his vision to see the world's first "Ultra Low Emission Zone", meaning by 2020 only zero or low-emission cars would be allowed into central London.